2A952 Volume 5 UREs (2016)

59 Questions | Total Attempts: 53

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2A952 Volume 5 UREs (2016)


Questions and Answers
  • 1. 
    (801) The control surfaces that provide the aerodynamic force to maintain attitude and directional control of the aircraft include the ailerons,
    • A. 

      Elevator, and control wheel

    • B. 

      Elevator, and rudder

    • C. 

      Elevator, and flaps

    • D. 

      Flaps, and slats

  • 2. 
    (801) Which control surfaces provide aircraft roll control?
    • A. 

      Ailerons and flight spoilers

    • B. 

      Ailerons and lower rudder

    • C. 

      Flight spoilers and rudder

    • D. 

      Ailerons and rudder

  • 3. 
    (801) For high speed aileron operation, what surfaces are used in conjunction with spoilers for roll control?
    • A. 

      Inboard ailerons only

    • B. 

      Inboard elevators only

    • C. 

      Outboard ailerons only

    • D. 

      Both inboard and outboard ailerons

  • 4. 
    (801) Snubbers protect the ailerons from wind gusts in miles per hour (mph) up to
    • A. 

      60 mph

    • B. 

      70 mph

    • C. 

      80 mph

    • D. 

      90 mph

  • 5. 
    (801) Pitch control of the aircraft about the lateral axis is accomplished by the
    • A. 

      Elevators

    • B. 

      Ailerons

    • C. 

      Rudders

    • D. 

      Spoilers

  • 6. 
    (801) Which aircraft surface provides aircraft yaw control about the vertical axis?
    • A. 

      Elevators

    • B. 

      Ailerons

    • C. 

      Spoilers

    • D. 

      Rudder

  • 7. 
    (802) What are leading-edge and trailing-edge flaps used for?
    • A. 

      Coordinated turns

    • B. 

      Aileron augmentation

    • C. 

      Landings and takeoffs

    • D. 

      Pitch and yaw maneuvers

  • 8. 
    (802) How many leading edge flap surfaces are there? 
    • A. 

      18

    • B. 

      22

    • C. 

      26

    • D. 

      30

  • 9. 
    (802) The priority valve permits flow only when hydraulic pressure in pounds per square inch (psi) exceeds
    • A. 

      2500 ±300 psi

    • B. 

      2500 ±500 psi

    • C. 

      2000 ±300 psi

    • D. 

      2000 ±500 psi

  • 10. 
    (802) The flap power package receives hydraulic pressure from the number
    • A. 

      One and number two hydraulic systems

    • B. 

      One and number four hydraulic systems

    • C. 

      Two and number four hydraulic systems

    • D. 

      Two and number three hydraulic systems

  • 11. 
    (802) What provides the electrical signal used for flap asymmetry control?
    • A. 

      Comparator units

    • B. 

      Flap power packages

    • C. 

      Control cables and linkages

    • D. 

      Flap position indicating system

  • 12. 
    (803) What is not included in the mechanical flight control system?
    • A. 

      Cables

    • B. 

      Torque tubes

    • C. 

      Push-pull tubes

    • D. 

      Electrically powered actuators

  • 13. 
    (803) What is not an advantage of the use of electro-mechanical actuators?
    • A. 

      Reduces noise

    • B. 

      Reduces weight

    • C. 

      Eliminates the need for hydraulic fluid

    • D. 

      Eliminates the need for electrical power

  • 14. 
    (804) What surface trims the aircraft about the pitch axis?
    • A. 

      Horizontal stabilizer

    • B. 

      Gear train

    • C. 

      Ailerons

    • D. 

      Flaps

  • 15. 
    (804) Release of either half of the stabilizer trim control switch will
    • A. 

      Damage the auxiliary drive

    • B. 

      Result in nose down travel

    • C. 

      Stop the actuator motion

    • D. 

      Result in nose up travel

  • 16. 
    (804) The stabilizer trim autopilot servomotor supplies power to move the stabilizer during
    • A. 

      Ground operation only

    • B. 

      High speed operation

    • C. 

      Low speed operation

    • D. 

      Autopilot operation

  • 17. 
    (804) What type of action does the actuator assembly convert rotary motion into for the purpose of controlling the stabilizer trim?
    • A. 

      Nose left or nose right motion

    • B. 

      Vertical motion

    • C. 

      Linear motion

    • D. 

      Rotary speed

  • 18. 
    (805) What flight control surface indicator is designed to display percentage of surface extension?
    • A. 

      Flap/slat position indicator

    • B. 

      Rudder trim position indicator

    • C. 

      Aileron trim position indicator

    • D. 

      Horizontal stabilizer trim position indicator

  • 19. 
    (805) Synchro position indicating systems convert mechanical shaft angles to
    • A. 

      Mechanical shaft degrees

    • B. 

      Electrical shaft degrees

    • C. 

      Mechanical signals

    • D. 

      Electrical signals

  • 20. 
    (805) What type of operating power is required by a selsyn position indicating system?
    • A. 

      26 VAC

    • B. 

      28 VDC

    • C. 

      115 VAC

    • D. 

      120 VDC

  • 21. 
    (805) The selsyn position indicating system transmitter consists of a circular resistance winding with three taps positioned
    • A. 

      45 degrees apart

    • B. 

      90 degrees apart

    • C. 

      120 degrees apart

    • D. 

      180 degrees apart

  • 22. 
    (805) How accurately the selsyn position indicator rotor follows the transmitter depends upon the
    • A. 

      Amplitude of the applied voltage

    • B. 

      Frequency of the applied voltage

    • C. 

      Spacing of the coils and taps

    • D. 

      Strength of the rotor magnet

  • 23. 
    (806) Manual pitch and roll axis attitude adjustments are allowed by the
    • A. 

      Flight control augmentation system (FCAS)

    • B. 

      Stability augmentation system (SAS)

    • C. 

      Flight management system (FMS)

    • D. 

      Flight control set (FCS)

  • 24. 
    (806) The flight control set (FCS) pitch axis must be engaged for selection of altitude hold (ALT HOLD) or
    • A. 

      Mach number hold (MACH HOLD)

    • B. 

      Tactical air navigation (TACAN)

    • C. 

      Navigation/localizer (NAV/LOC)

    • D. 

      Heading select (HDG SEL)

  • 25. 
    (807) All signals needed for proper flight control set (FCS) operation are processed by the FCS
    • A. 

      Controller

    • B. 

      Processor

    • C. 

      Control panel

    • D. 

      Status/test panel